package com.servlet;

import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;

import java.io.IOException;
import java.io.PrintWriter;

@WebServlet("/register")
public class RegisterServlet extends HttpServlet {
    @Override
    protected void doGet(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {

        //从register.jsp获取用户名和密码
       String uname =  req.getParameter("uname");
       String pwd = req.getParameter("pwd");
       if (uname !=null && uname.length() !=0 && pwd !=null && pwd.length() !=0) {
           //将用户名和密码记录在session
           HttpSession session = req.getSession();
           session.setAttribute("username",uname);
           session.setAttribute("password",pwd);

           resp.sendRedirect("login.jsp");

       } else {

           resp.setContentType("text/html;charset=utf-8");
           PrintWriter out = resp.getWriter();
           out.println("当前用户名或者密码为空");

       }


    }

    @Override
    protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
        doGet(req,resp);
    }
}
